St. Nazianz, WI Weather & Growing Conditions
This Afternoon
68°F
Chance Rain Showers
A chance of rain showers. Cloudy. High near 68, with temperatures falling to around 65 in the afternoon. South wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Chance Rain Showers | 14 mph S | 36% |
| Tonight | 58°F | Rain Showers | 13 mph SSE | 80% |
| Wednesday | 64°F | Rain Showers | 15 mph S | 83% |
| Wednesday Night | 48°F | Chance Rain Showers | 15 mph SW | 54% |
| Thursday | 54°F | Rain Showers | 9 to 13 mph W | 81% |
| Thursday Night | 39°F | Chance Rain Showers | 13 to 16 mph N | 53% |
| Friday | 47°F | Chance Rain Showers | 12 to 17 mph N | 29% |
| Friday Night | 33°F | Mostly Cloudy | 3 to 9 mph NNW | 5% |
| Saturday | 49°F | Mostly Sunny | 3 to 7 mph WNW | 3% |
| Saturday Night | 34°F | Partly Cloudy | 3 to 7 mph WSW | 10% |
| Sunday | 55°F | Mostly Sunny then Slight Chance Rain Showers | 7 to 13 mph WNW | 15% |
| Sunday Night | 36°F | Partly Cloudy | 7 to 10 mph WNW | 7% |
| Monday | 57°F | Mostly Sunny | 7 to 14 mph WSW | 2% |
| Monday Night | 40°F | Partly Cloudy | 13 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for St. Nazianz, WI
Last spring frost
May 1
First fall frost
Oct 14
Growing season
162 days
Hardiness zone
5b
Explore more for St. Nazianz, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Chilton, Wi (12.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.